Thread: 1998 Expedition 5.4L Code P0304 COP #4 cylinder misfire
View Single Post
  #8  
Old 03-21-2005, 04:17 PM
kb-65's Avatar
kb-65
kb-65 is offline
Junior User
Join Date: Jan 2005
Location: macedon ny
Posts: 56
Likes: 0
Received 0 Likes on 0 Posts
switch the cop from 4 to 1 clear the codes and see if the miss moves to 1 this will tell you what the problem is plug or coil.
 
Reply Like